Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.74
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -3.13 -0.375 1.17
Prot (kg) -2.42 -0.441 1.07
Fertility Sub Index 6.33
Calving Interval (days) -4.44 -1.459 6.48
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index 1.12
Carcass Weight (kg) -0.85 -0.528 0.45
Age of Slaughter (days) -1.56 -0.432 0.67
Maintenance Sub Index Maint. Sub Index 2.35
Live WT (kg) -7.65 -0.307 2.35
Total Carbon Sub Index 11.02

* Based on an €80/tonne carbon price